——Are your parents doctors, too?——No, they are teachers. ___ of them love teaching very much.
Mr. Wang _______ dinner with his family now. They look very happy.
I knocked on the door but ________ answered.
— ________ did you put my glasses just now, Bill? —On the desk.
Tom was ill yesterday, ________ he didn’t go to school. But he’s better now.
We usually read English ________ the morning.